Bivariate Analysis
Continuous Variables
Target Correlation Analysis
|
Target
|
Predictor
|
Correlation
|
CI.Lower
|
CI.Upper
|
p.value
|
|
price.log
|
Overall.Qual
|
0.8206
|
0.7971
|
0.8416
|
0.000
|
|
price.log
|
area.log
|
0.7466
|
0.7150
|
0.7752
|
0.000
|
|
price.log
|
Garage.Cars
|
0.6826
|
0.6446
|
0.7172
|
0.000
|
|
price.log
|
Kitchen.Qual
|
0.6668
|
0.6273
|
0.7028
|
0.000
|
|
price.log
|
Exter.Qual
|
0.6646
|
0.6249
|
0.7008
|
0.000
|
|
price.log
|
age.log
|
-0.6511
|
-0.6886
|
-0.6102
|
0.000
|
|
price.log
|
X1st.Flr.SF.log
|
0.6489
|
0.6077
|
0.6865
|
0.000
|
|
price.log
|
age.garage.log
|
-0.6253
|
-0.6650
|
-0.5822
|
0.000
|
|
price.log
|
Bsmt.Qual
|
0.6213
|
0.5778
|
0.6613
|
0.000
|
|
price.log
|
Full.Bath
|
0.5905
|
0.5444
|
0.6330
|
0.000
|
|
price.log
|
age.remod.log
|
-0.5819
|
-0.6251
|
-0.5352
|
0.000
|
|
price.log
|
Fireplace.Qu
|
0.5688
|
0.5211
|
0.6130
|
0.000
|
|
price.log
|
TotRms.AbvGrd.log
|
0.5474
|
0.4981
|
0.5933
|
0.000
|
|
price.log
|
Fireplaces
|
0.5318
|
0.4813
|
0.5788
|
0.000
|
|
price.log
|
Heating.QC
|
0.4922
|
0.4389
|
0.5419
|
0.000
|
|
price.log
|
Open.Porch.SF.log
|
0.4706
|
0.4160
|
0.5218
|
0.000
|
|
price.log
|
Garage.Area.log
|
0.4522
|
0.3965
|
0.5046
|
0.000
|
|
price.log
|
Mas.Vnr.Area.log
|
0.4224
|
0.3650
|
0.4766
|
0.000
|
|
price.log
|
Wood.Deck.SF.log
|
0.4179
|
0.3602
|
0.4724
|
0.000
|
|
price.log
|
BsmtFin.Type.1
|
0.4177
|
0.3600
|
0.4722
|
0.000
|
|
price.log
|
Lot.Area.log
|
0.3956
|
0.3368
|
0.4514
|
0.000
|
|
price.log
|
Total.Bsmt.SF.log
|
0.3952
|
0.3364
|
0.4510
|
0.000
|
|
price.log
|
Bsmt.Exposure
|
0.3767
|
0.3169
|
0.4335
|
0.000
|
|
price.log
|
Bsmt.Full.Bath
|
0.3262
|
0.2641
|
0.3855
|
0.000
|
|
price.log
|
Half.Bath
|
0.3223
|
0.2601
|
0.3819
|
0.000
|
|
price.log
|
Lot.Shape
|
-0.2985
|
-0.3591
|
-0.2353
|
0.000
|
|
price.log
|
Garage.Finish
|
0.2858
|
0.2222
|
0.3470
|
0.000
|
|
price.log
|
Bedroom.AbvGr
|
0.2721
|
0.2080
|
0.3338
|
0.000
|
|
price.log
|
Lot.Area
|
0.2527
|
0.1881
|
0.3152
|
0.000
|
|
price.log
|
Enclosed.Porch.log
|
-0.2408
|
-0.3037
|
-0.1757
|
0.000
|
|
price.log
|
Bsmt.Unf.SF.sqrt
|
0.1960
|
0.1299
|
0.2605
|
0.000
|
|
price.log
|
X2nd.Flr.SF.log
|
0.1768
|
0.1102
|
0.2418
|
0.000
|
|
price.log
|
Screen.Porch.log
|
0.0956
|
0.0279
|
0.1624
|
0.006
|
|
price.log
|
Low.Qual.Fin.SF.log
|
-0.0901
|
-0.1571
|
-0.0224
|
0.009
|
|
price.log
|
Overall.Cond
|
-0.0757
|
-0.1429
|
-0.0079
|
0.029
|
|
price.log
|
Mo.Sold
|
0.0593
|
-0.0087
|
0.1266
|
0.087
|
|
price.log
|
BsmtFin.SF.2.log
|
-0.0142
|
-0.0820
|
0.0538
|
0.683
|
|
price.log
|
Yr.Sold
|
0.0119
|
-0.0561
|
0.0797
|
0.732
|
|
price.log
|
X3Ssn.Porch
|
0.0043
|
-0.0636
|
0.0721
|
0.902
|
|
price.log
|
X3Ssn.Porch.log
|
-0.0002
|
-0.0681
|
0.0677
|
0.996
|
Predictor Regression Summary
|
term
|
r.squared
|
adj.r.squared
|
sigma
|
statistic
|
p.value
|
df
|
logLik
|
AIC
|
BIC
|
deviance
|
df.residual
|
|
Overall.Qual
|
0.673
|
0.673
|
0.218
|
1715.562
|
0.000
|
2
|
86.578
|
-167.155
|
-152.977
|
39.676
|
832
|
|
area.log
|
0.557
|
0.557
|
0.254
|
1047.935
|
0.000
|
2
|
-40.148
|
86.297
|
100.476
|
53.766
|
832
|
|
Garage.Cars
|
0.466
|
0.465
|
0.279
|
725.801
|
0.000
|
2
|
-118.529
|
243.057
|
257.236
|
64.884
|
832
|
|
Kitchen.Qual
|
0.445
|
0.444
|
0.285
|
665.940
|
0.000
|
2
|
-134.869
|
275.737
|
289.916
|
67.477
|
832
|
|
Exter.Qual
|
0.442
|
0.441
|
0.286
|
658.145
|
0.000
|
2
|
-137.044
|
280.088
|
294.267
|
67.830
|
832
|
|
age.log
|
0.424
|
0.423
|
0.290
|
612.343
|
0.000
|
2
|
-150.063
|
306.125
|
320.304
|
69.981
|
832
|
|
X1st.Flr.SF.log
|
0.421
|
0.420
|
0.291
|
605.003
|
0.000
|
2
|
-152.187
|
310.374
|
324.552
|
70.338
|
832
|
|
age.garage.log
|
0.391
|
0.390
|
0.298
|
534.305
|
0.000
|
2
|
-173.225
|
352.449
|
366.628
|
73.978
|
832
|
|
Bsmt.Qual
|
0.386
|
0.385
|
0.299
|
523.005
|
0.000
|
2
|
-176.688
|
359.375
|
373.554
|
74.595
|
832
|
|
Full.Bath
|
0.349
|
0.348
|
0.308
|
445.377
|
0.000
|
2
|
-201.289
|
408.578
|
422.757
|
79.128
|
832
|
|
age.remod.log
|
0.339
|
0.338
|
0.311
|
426.025
|
0.000
|
2
|
-207.655
|
421.310
|
435.489
|
80.345
|
832
|
|
Fireplace.Qu
|
0.324
|
0.323
|
0.314
|
397.989
|
0.000
|
2
|
-217.053
|
440.106
|
454.285
|
82.176
|
832
|
|
TotRms.AbvGrd.log
|
0.300
|
0.299
|
0.320
|
356.030
|
0.000
|
2
|
-231.527
|
469.054
|
483.232
|
85.079
|
832
|
|
Fireplaces
|
0.283
|
0.282
|
0.324
|
328.169
|
0.000
|
2
|
-241.422
|
488.845
|
503.023
|
87.122
|
832
|
|
Heating.QC
|
0.242
|
0.241
|
0.333
|
265.946
|
0.000
|
2
|
-264.409
|
534.819
|
548.997
|
92.059
|
832
|
|
Open.Porch.SF.log
|
0.221
|
0.221
|
0.337
|
236.700
|
0.000
|
2
|
-275.668
|
557.335
|
571.514
|
94.578
|
832
|
|
Garage.Area.log
|
0.205
|
0.204
|
0.341
|
213.916
|
0.000
|
2
|
-284.654
|
575.308
|
589.487
|
96.639
|
832
|
|
Mas.Vnr.Area.log
|
0.178
|
0.177
|
0.346
|
180.681
|
0.000
|
2
|
-298.120
|
602.239
|
616.418
|
99.810
|
832
|
|
Wood.Deck.SF.log
|
0.175
|
0.174
|
0.347
|
176.059
|
0.000
|
2
|
-300.027
|
606.055
|
620.233
|
100.268
|
832
|
|
BsmtFin.Type.1
|
0.174
|
0.173
|
0.347
|
175.840
|
0.000
|
2
|
-300.118
|
606.235
|
620.414
|
100.290
|
832
|
|
Lot.Area.log
|
0.157
|
0.156
|
0.351
|
154.390
|
0.000
|
2
|
-309.089
|
624.178
|
638.356
|
102.471
|
832
|
|
Total.Bsmt.SF.log
|
0.156
|
0.155
|
0.351
|
154.036
|
0.000
|
2
|
-309.238
|
624.476
|
638.655
|
102.507
|
832
|
|
Bsmt.Exposure
|
0.142
|
0.141
|
0.354
|
137.608
|
0.000
|
2
|
-316.244
|
638.488
|
652.667
|
104.244
|
832
|
|
Bsmt.Full.Bath
|
0.106
|
0.105
|
0.361
|
99.048
|
0.000
|
2
|
-333.167
|
672.333
|
686.512
|
108.562
|
832
|
|
Half.Bath
|
0.104
|
0.103
|
0.362
|
96.471
|
0.000
|
2
|
-334.323
|
674.645
|
688.824
|
108.863
|
832
|
|
Lot.Shape
|
0.089
|
0.088
|
0.365
|
81.355
|
0.000
|
2
|
-341.167
|
688.334
|
702.513
|
110.664
|
832
|
|
Garage.Finish
|
0.082
|
0.081
|
0.366
|
74.016
|
0.000
|
2
|
-344.531
|
695.063
|
709.241
|
111.561
|
832
|
|
Bedroom.AbvGr
|
0.074
|
0.073
|
0.368
|
66.509
|
0.000
|
2
|
-348.001
|
702.002
|
716.180
|
112.493
|
832
|
|
Lot.Area
|
0.064
|
0.063
|
0.370
|
56.772
|
0.000
|
2
|
-352.545
|
711.089
|
725.268
|
113.725
|
832
|
|
Enclosed.Porch.log
|
0.058
|
0.057
|
0.371
|
51.191
|
0.000
|
2
|
-355.172
|
716.344
|
730.522
|
114.444
|
832
|
|
Bsmt.Unf.SF.sqrt
|
0.038
|
0.037
|
0.375
|
33.255
|
0.000
|
2
|
-363.727
|
733.455
|
747.633
|
116.816
|
832
|
|
X2nd.Flr.SF.log
|
0.031
|
0.030
|
0.376
|
26.838
|
0.000
|
2
|
-366.831
|
739.662
|
753.841
|
117.689
|
832
|
|
Screen.Porch.log
|
0.009
|
0.008
|
0.380
|
7.672
|
0.006
|
2
|
-376.243
|
758.485
|
772.664
|
120.376
|
832
|
|
Low.Qual.Fin.SF.log
|
0.008
|
0.007
|
0.381
|
6.813
|
0.009
|
2
|
-376.669
|
759.339
|
773.517
|
120.499
|
832
|
|
Overall.Cond
|
0.006
|
0.005
|
0.381
|
4.801
|
0.029
|
2
|
-377.671
|
761.342
|
775.520
|
120.789
|
832
|
|
Mo.Sold
|
0.004
|
0.002
|
0.381
|
2.933
|
0.087
|
2
|
-378.603
|
763.206
|
777.384
|
121.059
|
832
|
|
BsmtFin.SF.2.log
|
0.000
|
-0.001
|
0.382
|
0.167
|
0.683
|
2
|
-379.986
|
765.973
|
780.151
|
121.461
|
832
|
|
Yr.Sold
|
0.000
|
-0.001
|
0.382
|
0.117
|
0.732
|
2
|
-380.011
|
766.023
|
780.201
|
121.468
|
832
|
|
X3Ssn.Porch
|
0.000
|
-0.001
|
0.382
|
0.015
|
0.902
|
2
|
-380.063
|
766.125
|
780.304
|
121.483
|
832
|
|
X3Ssn.Porch.log
|
0.000
|
-0.001
|
0.382
|
0.000
|
0.996
|
2
|
-380.070
|
766.140
|
780.319
|
121.486
|
832
|
Predictor Correlation Analysis
|
Label.1
|
Variable.1
|
Label.2
|
Variable.2
|
r
|
|
f22
|
age.log
|
f23
|
age.garage.log
|
0.9245
|
|
f19
|
X3Ssn.Porch
|
f39
|
X3Ssn.Porch.log
|
0.9233
|
|
f15
|
Fireplaces
|
f16
|
Fireplace.Qu
|
0.8558
|
|
f25
|
area.log
|
f35
|
TotRms.AbvGrd.log
|
0.7932
|
|
f3
|
Overall.Qual
|
f5
|
Exter.Qual
|
0.7048
|
|
f6
|
Bsmt.Qual
|
f34
|
Total.Bsmt.SF.log
|
0.7017
|
|
f5
|
Exter.Qual
|
f14
|
Kitchen.Qual
|
0.7009
|
|
f13
|
Bedroom.AbvGr
|
f35
|
TotRms.AbvGrd.log
|
0.7008
|
|
f18
|
Garage.Cars
|
f28
|
Garage.Area.log
|
0.6891
|
|
f1
|
Lot.Area
|
f29
|
Lot.Area.log
|
0.6674
|
|
f11
|
Full.Bath
|
f25
|
area.log
|
0.6653
|
|
f22
|
age.log
|
f24
|
age.remod.log
|
0.6622
|
|
f23
|
age.garage.log
|
f24
|
age.remod.log
|
0.6435
|
|
f3
|
Overall.Qual
|
f14
|
Kitchen.Qual
|
0.6433
|
|
f3
|
Overall.Qual
|
f6
|
Bsmt.Qual
|
0.6067
|
|
f3
|
Overall.Qual
|
f25
|
area.log
|
0.5931
|
|
f12
|
Half.Bath
|
f38
|
X2nd.Flr.SF.log
|
0.5839
|
|
f13
|
Bedroom.AbvGr
|
f25
|
area.log
|
0.5838
|
|
f3
|
Overall.Qual
|
f18
|
Garage.Cars
|
0.5790
|
|
f8
|
BsmtFin.Type.1
|
f10
|
Bsmt.Full.Bath
|
0.5584
|
|
f25
|
area.log
|
f38
|
X2nd.Flr.SF.log
|
0.5547
|
|
f11
|
Full.Bath
|
f35
|
TotRms.AbvGrd.log
|
0.5412
|
|
f3
|
Overall.Qual
|
f11
|
Full.Bath
|
0.5348
|
|
f25
|
area.log
|
f37
|
X1st.Flr.SF.log
|
0.5288
|
|
f16
|
Fireplace.Qu
|
f25
|
area.log
|
0.5285
|
|
f18
|
Garage.Cars
|
f25
|
area.log
|
0.5190
|
|
f5
|
Exter.Qual
|
f6
|
Bsmt.Qual
|
0.5133
|
|
f15
|
Fireplaces
|
f25
|
area.log
|
0.5024
|